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Nelson Education > School > Mathematics K-8 > Math Focus > Grade 7 > Student Centre > Surf for More Math > Chapter 3 - Lesson 4

Surf For More Math


Lesson 4: Multiplying by Numbers Greater than 1


Multiply by decimals greater than 1.

Instructions for Use

Multiplying Decimals and Whole Numbers

To use Multiplying Decimals and Whole Numbers, read the instructions and click on “New Problem”. Type 1, 2, 3, or 4 in the top left box to the right of the blank screen and press “Enter”. Chimes sound and the same number of 100 grids appear on the screen. Type a decimal between 0.01 and 0.99 in the box to the right of the first box and press “Enter”. Chimes again sound as this decimal appears in colour on the 100 grids. Now type in the sum in the third box and press “Enter”.  If correct, a lower set of chimes sound. If the sum is wrong, nothing happens until it is corrected. To see the sum on one grid, click on “Rearrange”, or click on “New Problem” to start a new round.

Multiplication of Numbers with Two Decimal Digits

To use Multiplication of Numbers with Two Decimal Digits, read the instructions and then click on each answer box and type in the answer. If correct, a red check mark will appear next to that answer. If not, a red “X” will appear instead. You can correct wrong answers by clicking on them and typing in the correct answer. Click on “Start Again” or “Next Game” to see a new set of problems to solve. No score is kept.