Week 2 – Lesson 1
Name: Grade: 4 Date: September 21, 2020 Subject: Mathematics Topic: Expanding Numbers To expand a number we write the place value for each digit. For example: a. 19 = 10 + 9 (1 ten + 9 ones) b. 329 = 300 + 20 +9 (3 hundreds + 2 tens+ 9 ones) c. 163 = 100 + 60 + 3 ( 1 hundred + 6 tens + 3 ones ) d. 5, 780 = 5,000 + 700 + 80 (5 thousands + 7 hundreds + 8 tens) Activity : 1. Expand the following numbers a. 735 = ____________________ f. 4,120 = _________________ b. 401= _____________________ g. 2,114 = _________________ c. 9,341= ___________________ h. 950 = __________________ d. 118 = ____________________ i. 16, 269 =________________ e. 64 =______________________ j. 41, 441 = ________________ 2. Write these numbers in words a. 18 __________________________ f. 321 ____________________ b. 7,241 ________________________ g. 61,934 _________________ c. 569 __________________________ h. 201 ____________________