Add & Subtract
Subtract: 839-514
325
A community garden has 15 rows of vegetable plants. Each row has 12 plants. How many plants are there in total?
There are 180 plants in total.
How many centimetres (cm) are in one metre (m)?
100 centimetres (cm)
Write an algebraic expression for the following:
The sum of 7 and x
12 less than m
Double y
7+x
m-12
2y
Write the number in standard notation that is made up of 9 thousands, 3 tens, and 7 ones.
9037
Add: 2234 + 5615
7849
Calculate the product: 75 x 98
7350
Which is shorter: 7m or 600cm?
600cm is shorter than 7m.
Find the next number and identify the pattern rule: 7, 12, 17, 22, _
The next number is 27 and pattern rule is add 5.
There are about 197 marbles in a jar. Round to the nearest hundred.
200
Subtract: 7135 - 3251
3884
A basket holds 9 apples. If Dylan and his friends picked 72 apples, how many baskets do they need to hold all of them?
They need 8 baskets to hold all of the apples.
(72÷9=8)
What units would you use to measure the following items?:
The mass of a fish, the capacity of a swimming pool, the capacity of a can of soda
Grams, litres, millilitres.
Solve the following equation: 40 = 5 x ⌑
⌑ = 8
Which is greater? 6x9 or 5x11
5x11 is greater.
6x9=54
5x11=55
A school collected 3,485 cans in September and 2,967 cans in October. How many cans did they collect in total?
The school collected 6452 cans in total.
(3,485+2967=6,452)
A pirate found 120 gold coins on a treasure island. He wants to split them equally into 8 treasure chests. How many coins will go in each chest?
15 coins will go in each chest.
(120 ÷ 8 = 15)
Myles has 10m of ribbon. He used 310cm of ribbon to wrap a gift. How much ribbon does he have left?
Myles has 690cm or 6.9m of ribbon left.
Write an equation to represent the problem and solve:
Mina gave away 21 stickers. She has 14 stickers left. How many stickers did Mina have at the beginning?
What is x - 21 = 14?
x = 35
47 pancakes are shared equally among campers. Each camper gets 3 pancakes. How many campers can get pancakes?
15 campers can get pancakes, with 2 pancakes left over.
(47÷3=15 R2)
Sarah needs 474mL of milk to make a batch of muffins. She has two cartons of milk: one with 389mL and one with 237mL. After she makes the muffins, how much milk will be left over?
Sarah will have 152mL of milk left over.
(389mL + 237mL =626 mL), (626mL - 474mL =152 mL)
The Grade 5 classes are visiting the science fair. A student ticket costs $6. An adult ticket costs $12. How much will it cost for 55 students and 9 adults to go to the fair?
It will cost $438.00 for everyone to go to the fair.
Students: 55 x $6 = $330
Adults: 9 x $12 = $108
Total: $330+$108=$438.00
How many 250mL measuring cups would it take to fill a 2L container?
It would take 8 measuring cups.
2L=2000mL
2000mL ÷ 250mL = 8
Solve the inequality: ⌑ + 8 ≥ 13. Represent it on a number line.
⌑ ≥ 5
Ms. Faierstein has 8 shelves of Jellycats at home. Each shelf holds 14 Jellycats. She gives 27 Jellycats to her students as prizes. How many does she have left?
Ms. Faierstein has 85 Jellycats left.
8x14=112
112-27=85