MATH MIX-UP
MENTAL MATH
FRACTION
NUMBERS & OPERATIONS
MEASUREMENT & DATA
100
Dr. Sanders left for the airport at 8:17 am. It should take her 3 hours and 26 minutes to get there. What time will she arrive?
What is 11:43 am?
100
A total of $620 was won by students at the local history fair. Carter won $350.Lauren won $75. Kai won the rest. How much money did Kai
win?
What is $195?
100
Cardi made a pizza and cut it into 12 slices. She ate 4 slices, what fraction of the pizza is left?
What is 8/12 or 2/3?
100
What number correctly completes each equation?
21 = ◻ × 7 7 × ◻ = 21
21 ÷ 7 = ◻ 7 = 21 ÷ ◻
What is 3?
100
Jay-Z is making bookends for his mother. He uses his father’s saw to divide a square piece of wood into triangles that are the same size and shape. The diagram shows how Jay-Z cuts the wood.
What is the measure of ∠D in one of Jay-Z’s triangles?
What is 45°?
200
What is the value of 7 in the number 172,435?
What is 70,000?
200
21 Savage orders 30 ice cream cups for a class party. Each cup of ice cream has 7 sprinkles. How many sprinkles are there altogether?
What is 210 sprinkles?
200
Mrs. Walker gives 4 quarters to her students and explains that this amount equals one whole dollar. She instructs the students to draw a number line diagram in their journals to show how each quarter represents an equal part of the whole dollar. Jamie draws this number line.
What fraction of a dollar is represented by three quarters?
What is 3/4?
200
5 x 1/6 =
What is 5/6?
200
Mr. Black painted a design on the wall. The design had three squares, as shown in the diagram.
What is the area covered by the squares?
What is 29 ft2?
300
3 x 4 x 2 x 5 =
What is 120?
300
The Spin-About ride at the fair requires 5 tickets. Sixty children ride the Spin-About on Saturday. How many tickets are collected for the Spin-About ride on Saturday?
What is 300 tickets?
300
Jan and Nan run a marathon. Their friends record the girls’ progress on number lines.
Jan stops for water at the rest station when she completes 2/3 of the marathon. Nan stops at the same station. What fraction on Nan’s number line is equivalent to 2/3?
What is 4/6?
300
3 2/8 + 4 5/8 =
What is 7 7/8?
300
Post Malone has a sheet of 1-inch square stickers. Her sheet of stickers has 6 rows of 5 stickers as shown. Post Malone tears off the bottom 2 rows of stickers and gives them to her brother. What is the new perimeter of Post Malone’s sheet of stickers?
What is 18 inch?
400
There are 6 groups of students at the game. Each group has the same number of students in it. There are 108 students altogether. How many are in each group?
What is 18 students?
400
T.I. practiced on his trumpet 5 times last week. Each practice session lasted 40 minutes. How long did T.I. practice his trumpet last week?
What is 200 minutes?
400
Drake designs this flag for a math fair.
What fraction of the squares on Drake’s flag have circles or triangles?
What is 4/8?
400
Which is greater 1.7902 or 1.81?
What is 1.81?
400
Beyonce worked in her garden on Saturday. She tilled the soil for 15 minutes. Then she planted vegetables for 20 minutes. Finally, Beyonce watered her garden for 10 minutes. Beyonce finished gardening at 4:25 p.m. What time did Beyonce begin working in her garden?
What is 3:40?
500
Each of these octagons has been partitioned into eight parts. One part of each octagon is shaded.
In which figures are the shaded areas equal to 1/8 of the total area of the octagon?
A. all three figures B. Figures 2 and 3 only
C. Figures 1 and 3 only D. Figures 1 and 2 only
What is figures 1 and 2?
500
LeBron’s family wants to drive from Dalton to Brunswick. The actual distance varies depending on which route the family takes. LeBron reports that the total distance the family will drive rounds to 400 miles when rounding to both the nearest ten and to the nearest hundred.
Which number could represent the actual number of miles LeBron’s family will drive?
A. 388
B. 391
C. 403
D. 407
What is 407 miles?
500
Kanye has 4 pieces of rope. Each piece is 3/4 yard long. How many yards does Kanye have?
What is 12/4 (or 3) yards of rope?
500
The quotient of 356 divided by 4
What is 89?
500
Jay Z and his brother, Naz, each built a scale model of an animal pen. Jay Z’s model measured 5 by 5 units, and Naz’s model measured 5 by 8 units. The large rectangle shows how the boys combined the pens.
Which method could NOT be used to find the area, in square units, of the combined pens?
A. Multiply 5 ×× 5 and 5 ×× 8, then add the two products.
B. Add 5 + 8, then multiply the sum by 5.
C. Add 13 + 13 +13 + 13 + 13.
D. Add 5 + 5 + 8 + 8.
D. What is 5 + 5 + 8 + 8?