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Varvara68 [4.7K]
4 years ago
12

Use a shortcut method of your choice to complete the multiplication problems.

Mathematics
2 answers:
aksik [14]4 years ago
5 0

Answer with Step-by-step explanation:

a. 973 × 80

= 973 × 8 × 10

= 7784 × 10

=77840

b. 56 × 2,000

=56 × 2 × 1000

=112 × 1000

=112000

c. 5.7 × 300

=5.7 × 3 × 100

=17.1 × 100

=1710

d. 0.46 × 50

=0.46 × 5 × 10

=2.3 × 10

=23

Flura [38]4 years ago
4 0

Answer:

See below.

Step-by-step explanation:

a. 973 * 80

= 973 * 8 * 10

= 7784 * 10

= 77,840.

b. 56 * 2000

= 2*56 *  1000

= 112,000.

c. 5.7 * 300

= 5.7 * 3 * 100

= 17.1 * 100

= 1710.

d. 0.46 * 50

= (0.46 * 100) / 2

= 46  / 2

= 23.

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