Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 − 87 by rounding each number to the nearest 10: ______
- Estimate 88 + 64 by rounding each number to the nearest 10: ______
- Estimate 25 + 54 by rounding each number to the nearest 10: ______
- Estimate 77 − 42 by rounding each number to the nearest 10: ______
- Estimate 36 − 50 by rounding each number to the nearest 10: ______
- Estimate 62 − 66 by rounding each number to the nearest 10: ______
- Estimate 36 − 68 by rounding each number to the nearest 10: ______
- Estimate 43 + 37 by rounding each number to the nearest 10: ______
- Estimate 87 − 65 by rounding each number to the nearest 10: ______
- Estimate 80 − 68 by rounding each number to the nearest 10: ______
- Estimate 69 + 46 by rounding each number to the nearest 10: ______
- Estimate 26 − 28 by rounding each number to the nearest 10: ______
- Estimate 54 − 68 by rounding each number to the nearest 10: ______
- Estimate 69 + 22 by rounding each number to the nearest 10: ______
- Estimate 24 − 57 by rounding each number to the nearest 10: ______
- Estimate 25 − 85 by rounding each number to the nearest 10: ______
- Estimate 59 + 47 by rounding each number to the nearest 10: ______
- Estimate 61 + 68 by rounding each number to the nearest 10: ______
- Estimate 60 − 54 by rounding each number to the nearest 10: ______
- Estimate 86 + 85 by rounding each number to the nearest 10: ______