0.4 × 3
1.2
3.4 × 10
34
A notebook costs $2.50. You buy 3 notebooks.
How much do you spend?
$7.50
Estimate: 2.9 × 4.1
about 12
1.2 × 3.4
4.08
1.5 × 4
6
0.56 × 10
5.6
Each piece of ribbon is 1.5 meters long. You cut 4 pieces.
How many meters of ribbon do you use?
6 Meters
Estimate: 5.2 × 3.7
about 20
2.5 × 1.6
4.0
2.3 × 2
4.6
4.3 × 100
430
A bottle of juice costs $1.75. You buy 5 bottles.
How much do you spend?
$8.75
Estimate: 1.8 × 6.3
about 12
3.6 × 2.4
8.64
0.8 × 6
4.8
0.78 × 100
78
A bag of apples weighs 2.4 pounds. You buy 3 bags.
What is the total weight?
7.2 pounds
Estimate: 3.6 × 2.2
about 8
4.75 × 1.2
5.7
3.2 × 24
76.8
6.25 × 10
62.5
Each ticket costs $3.25. A family buys 4 tickets.
How much do they spend?
$13.00
Estimate: 4.7 × 5.1
about 25
2.35 × 3.4
7.99