Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 + 70 by rounding each number to the nearest 10: ______
- Estimate 57 + 47 by rounding each number to the nearest 10: ______
- Estimate 62 − 64 by rounding each number to the nearest 10: ______
- Estimate 76 − 39 by rounding each number to the nearest 10: ______
- Estimate 53 − 50 by rounding each number to the nearest 10: ______
- Estimate 23 + 40 by rounding each number to the nearest 10: ______
- Estimate 36 − 25 by rounding each number to the nearest 10: ______
- Estimate 88 + 81 by rounding each number to the nearest 10: ______
- Estimate 65 − 66 by rounding each number to the nearest 10: ______
- Estimate 33 + 32 by rounding each number to the nearest 10: ______
- Estimate 73 − 46 by rounding each number to the nearest 10: ______
- Estimate 66 − 56 by rounding each number to the nearest 10: ______
- Estimate 25 − 78 by rounding each number to the nearest 10: ______
- Estimate 51 − 67 by rounding each number to the nearest 10: ______
- Estimate 77 − 69 by rounding each number to the nearest 10: ______
- Estimate 60 − 76 by rounding each number to the nearest 10: ______
- Estimate 38 − 36 by rounding each number to the nearest 10: ______
- Estimate 74 − 22 by rounding each number to the nearest 10: ______
- Estimate 66 − 57 by rounding each number to the nearest 10: ______
- Estimate 48 + 88 by rounding each number to the nearest 10: ______