Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 − 50 by rounding each number to the nearest 10: ______
- Estimate 52 + 78 by rounding each number to the nearest 10: ______
- Estimate 41 − 39 by rounding each number to the nearest 10: ______
- Estimate 57 − 73 by rounding each number to the nearest 10: ______
- Estimate 72 + 65 by rounding each number to the nearest 10: ______
- Estimate 76 − 59 by rounding each number to the nearest 10: ______
- Estimate 64 + 60 by rounding each number to the nearest 10: ______
- Estimate 36 + 88 by rounding each number to the nearest 10: ______
- Estimate 83 + 78 by rounding each number to the nearest 10: ______
- Estimate 53 + 57 by rounding each number to the nearest 10: ______
- Estimate 79 − 69 by rounding each number to the nearest 10: ______
- Estimate 49 + 68 by rounding each number to the nearest 10: ______
- Estimate 46 − 75 by rounding each number to the nearest 10: ______
- Estimate 31 + 24 by rounding each number to the nearest 10: ______
- Estimate 48 − 27 by rounding each number to the nearest 10: ______
- Estimate 21 + 29 by rounding each number to the nearest 10: ______
- Estimate 47 + 29 by rounding each number to the nearest 10: ______
- Estimate 66 + 87 by rounding each number to the nearest 10: ______
- Estimate 87 + 61 by rounding each number to the nearest 10: ______
- Estimate 24 − 53 by rounding each number to the nearest 10: ______