learning 4th grade math

What is the product of 40 and 60?

• 2400

• 1200

• 400

• 6000

Round 77 to the nearest ten and multiply it by 31.

• 770

• 2480

• 2400

• 3100

What is the result of rounding then multiplying 45 x 67?

• 4000

• 3400

• 3600

• 3500

Round 89 to the nearest ten and multiply it by 23.

• 2070

• 2100

• 2300

• 2010

What is the product of 60 and 30?

• 18oo

• 2450

• 1672

• 1800

Round 92 to the nearest ten and multiply it by 18.

• 1700

• 1800

• 1500

• 1620

What is the result of multiplying 73 and 29?

• 511

• 2100

• 2047

• 1092

Round 64 to the nearest ten and multiply it by 42.

• 2600

• 2400

• 2500

• 2520

What is the product of 30 and 51?

• 1530

• 1,530

• 1978

• 1939

Round 83 to the nearest ten and multiply it by 27.

• 2700

• 2190

• 810

• 2160