Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 44 − 79 by rounding each number to the nearest 10: ______
- Estimate 68 − 23 by rounding each number to the nearest 10: ______
- Estimate 60 − 72 by rounding each number to the nearest 10: ______
- Estimate 49 − 39 by rounding each number to the nearest 10: ______
- Estimate 89 − 69 by rounding each number to the nearest 10: ______
- Estimate 74 − 65 by rounding each number to the nearest 10: ______
- Estimate 70 − 86 by rounding each number to the nearest 10: ______
- Estimate 27 + 47 by rounding each number to the nearest 10: ______
- Estimate 51 + 85 by rounding each number to the nearest 10: ______
- Estimate 37 − 53 by rounding each number to the nearest 10: ______
- Estimate 42 − 57 by rounding each number to the nearest 10: ______
- Estimate 24 − 40 by rounding each number to the nearest 10: ______
- Estimate 28 + 58 by rounding each number to the nearest 10: ______
- Estimate 61 − 26 by rounding each number to the nearest 10: ______
- Estimate 52 + 40 by rounding each number to the nearest 10: ______
- Estimate 58 − 31 by rounding each number to the nearest 10: ______
- Estimate 70 − 22 by rounding each number to the nearest 10: ______
- Estimate 78 − 41 by rounding each number to the nearest 10: ______
- Estimate 35 + 68 by rounding each number to the nearest 10: ______
- Estimate 32 − 34 by rounding each number to the nearest 10: ______