A Tale of Two Tests

From Out in Left Field comes a Tale of Two Tests.

The first, the assessment given to 4th grade TERC Investigations students at the culmination of their units on Number. The second, the assessment given to 4th grade Singapore Maths students at the culmination of the unit on Number Sense.

Math problems of the week: 4th Grade Investigations v/s Singapore Maths

I. From the 4th grade Investigations “Assessment: Numbers to 1,000”, given in late January:

1. Listen to the 3-digit number and write it down.  [623]

• What is 1 more than the number?
• What is 1 less than the number?
• What is 10 more than the number?
• What is 10 less than the number?
• What is 40 more than the number?
• What is 40 less than the number?
• What is 200 more than the number?
• What is 200 less than the number?

2. Put these numbers in order from least to greatest.

108    80    784    39    487

II. From very beginning of the 4th grade Singapore Math curriculum (Primary Mathematics 4a, pp. 15-16):

1.

(a) _____ is 1000 more than 42,628

(b) 263,240 is 10,000 more than _____

(c) _____ is 100 less than 90,000

(d) 86,000,000 is 100,000 less than _____

(e) 45,600 is _____ more than 45,500

(f) 384,000 is _____ less than 394,000

(g) 29,409 + _____ = 30,409

(h) 2,483,000 – _____ = 2,482,000

…

5. Arrange the numbers in increasing order.

(a) 3695    3956    35,096    30,965

(b) 345,760    296,870    503,140    462,540