Match Beads to Numbers

What number is represented?

• 99

• 15

• 5

• 20

Answer explanation

Correct!

The numbers on each rod are 9 and 9 which is represented as 99!

9 Tens on the left rod and 9 Units on the right dotted rod.

What number does the second rod represent?

• 9 Tens

• 3 Tens

• 5 Tens

• 9 Units

Answer explanation

9 Tens is represented as 90. The second rod is the Tens rod.

Count the beads on the second rod. What number is it?

• 3

• 7

• 70

• 30

Answer explanation

Correct!

70 is on the Tens rod. 7 Tens is represented as 70.

The second rod is the Tens rod. We count in groups of 10.

What number corresponds to the first rod?

• 4

• 6

• 10

• 4

Answer explanation

Correct!

The first rod is the starting point. It have a dot which is represented as the UNITS ROD. The number of beads on the unit rod is 4!

What number is represented?

• 43

• 66

• 10

• 48

Answer explanation

Correct!

The first rod is the starting point. It have a dot which is represented as the UNITS ROD. The number of beads on the unit rod is 4!