Multiplying decimals 100th

What is a reasonable estimated product for 2.42 x 12 ?

• 40

• 20

• 125

• 75

2.42 x 12 =

• 29.04

• 290.4

• 345.56

• 256.75

What is a reasonable estimated product for 4.13 x 37 ?

• 160

• 120

• 200

• 180

4.13 x 37 =

• 165.34

• 134.23

• 237.45

• 152.81

What is a reasonable estimated product for 2.03 x 13 ?

• 40

• 30

• 20

• 10

2.03 x 13 =

• 29.69

• 36.39

• 26.39

• 44.35

What is a reasonable estimated product for 53.16 x 34 ?

• 2,000

• 1,300

• 3,000

• 1,500

53.16 x 34 =

• 1,600.54

• 1,807.44

• 1,800.88

• 1,900.55

If 36 x 134 = 4,824 then 36 x 1.34 =

• 48.24

• 482.4

• 4.824

• 4,824

If 19 x 3,211 = 224,616 then 321.1 x 19 =

• 61,009

• 6,100.9

• 610.09

• 61.009