Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 69 − 67 by rounding each number to the nearest 10: ______
- Estimate 70 + 55 by rounding each number to the nearest 10: ______
- Estimate 62 + 86 by rounding each number to the nearest 10: ______
- Estimate 65 − 57 by rounding each number to the nearest 10: ______
- Estimate 83 + 73 by rounding each number to the nearest 10: ______
- Estimate 47 − 68 by rounding each number to the nearest 10: ______
- Estimate 48 + 39 by rounding each number to the nearest 10: ______
- Estimate 40 + 43 by rounding each number to the nearest 10: ______
- Estimate 84 + 67 by rounding each number to the nearest 10: ______
- Estimate 40 + 38 by rounding each number to the nearest 10: ______
- Estimate 43 − 49 by rounding each number to the nearest 10: ______
- Estimate 27 − 24 by rounding each number to the nearest 10: ______
- Estimate 62 − 50 by rounding each number to the nearest 10: ______
- Estimate 51 − 58 by rounding each number to the nearest 10: ______
- Estimate 82 + 34 by rounding each number to the nearest 10: ______
- Estimate 61 − 68 by rounding each number to the nearest 10: ______
- Estimate 76 − 25 by rounding each number to the nearest 10: ______
- Estimate 25 + 72 by rounding each number to the nearest 10: ______
- Estimate 31 − 88 by rounding each number to the nearest 10: ______
- Estimate 32 + 30 by rounding each number to the nearest 10: ______