Page 108 - Math Genius C2

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3. find the product by regrouping ones and tens.

(a) H t O (b) H t O (c) H t O (d) H t O

4 5 4 8 6 7 7 6
× 3 × 4 × 9 × 8

(e) H t O (f) H t O (g) H t O (h) H t O

9 2 6 2 9 8 6 8
× 9 × 6 × 5 × 7

MULtIPLICAtION StOrIeS

example: There are 46 cows in a cowshed. Each cow has 4
legs. How many legs are there in all?

Solution: H t O

1 2
Number of cows in the cowshed = 4 6
Number of legs a cow has = × 4

Number of legs in all = 1 8 4
Thus, there are 184 legs in all.

Practice Time 5G

1. Solve the following problems.

(a) I bought 5 packets of crayons. Find the number of H t O
crayons if each packet contains 40 crayons. ×

Answer: ________________________

(b) There are 24 students in a row. How many H t O

students are there in 5 such rows? ×
Answer: ________________________

106 Mathematics-2