Multiplying and Dividing in Your Head flashcards
11 practice cards drawn from the Multiplying and Dividing in Your Head lessons. Tap a card to turn it over. Every answer is checked against the lesson it came from.
Read the Multiplying and Dividing in Your Head lessons in full →
23 × 1,000
23000
from “Multiplying and Dividing by 10, 100 and 1,000”
51 × 1,000
51000
from “Multiplying and Dividing by 10, 100 and 1,000”
The array is split at ten. How many dots altogether?
112
from “Multiplying by Splitting”
75 × 4
300
from “Doubling to Multiply”
45 × 8
360
from “Doubling to Multiply”
64 ÷ 8
8
from “Halving to Divide”
96 ÷ 8
12
from “Halving to Divide”
75 ÷ 5
15
from “Dividing by Splitting”
84 ÷ 6
14
from “Dividing by Splitting”
Roughly, 49 × 29 is…
1500
from “Rounding to Estimate”
Roughly, 59 × 19 is…
1200
from “Rounding to Estimate”