Mad Multiplying
Operations in Order
What are the digits?
Money Matters
Place in Line
100

34 × 27 

918

100

6+42−5

=6+16−5
= 17

100

A notebook has 72 pages. How many digits are needed to number all the pages from 1 to 72?

  • Pages 1–9 → 9 pages × 1 digit = 9 digits
  • Pages 10–72 → 63 pages × 2 digits = 126 digits
    Total = 9 + 126 = 135 digits
100

A bus ticket costs 75¢. The price increases to 80¢.
How much more would 30 tickets cost?

$1.50

100

In Ms. Carter’s class, Ava is 12th from the front of the line and 8th from the back.
How many students are in the line?

19

200

58 × 63 

3,654

200

18÷(3×2)+7

=18÷6+7
=3+7
= 10

200

A workbook has 98 pages. How many digits are needed to number the pages?

. Workbook with 98 pages

  • Pages 1–9 → 9 digits
  • Pages 10–98 → 89 pages × 2 digits = 178 digits
    Total = 9 + 178 = 187 digits
200

A pencil costs 12¢, but the price increases to 15¢.
How much more would a box of 40 pencils cost?

$1.20

200

Mr. Johnson’s students line up after recess.
Marcus is 9th from the front and 14th from the back.
How many students are in line?

22 students

300

47 × 125

5,875

300

(12−3)2÷9

=92÷9
=81÷9

= 9

300

Of all the numbers 9 to 99, how many times does the digit "9" appear?

20 times

9, 19, 29, 39, 49, 59, 69, 79, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99 (twice in 8=99)

300

A snack costs 40¢, and the price increases to 95¢.
How much more would buying 25 snacks cost?

$13.75

300

During dismissal, Ms. Lee’s class lines up.
Sofia is 7th from the front and 13th from the back.
How many students are there?

19 students

400

326 × 248

80, 848

400

52+36÷(8−2)×3

25+36÷6×3
=25+6×3
=25+18
= 43

400

Of all the numbers from 5 to 55, how many times does the digit 5 appear?

12

400

A train token costs $1.25, but the price increases to $1.40.
How much more would a pack of 60 tokens cost?

$9.00

400

At the assembly, a mixed group of students lines up.
Jason is 18th from the front and 22nd from the back.
How many students are in the line?

39

500

450 × 31

13,950

500

(14−6)2+48÷(3×2)−5

=82+48÷6−5
=64+8−5
=72−5
= 67

500

Of all the numbers 10 to 99, how many times did the digit "1" appear?

It appears 19 times

(10,11,12,13,14,15,16,17,18,19,21,31,41,51,61,71,81,91)

500

A printer label costs 18¢, and the price rises to 25¢.
How much more would it cost to buy a roll of 120 labels?

$8.40 more

500

For picture day, students line up tallest to shortest.
Liam is 25th from the front and 17th from the back.
How many students are lined up?

41 students

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