Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 + 37 by rounding each number to the nearest 10: ______
- Estimate 41 − 79 by rounding each number to the nearest 10: ______
- Estimate 26 − 69 by rounding each number to the nearest 10: ______
- Estimate 74 − 30 by rounding each number to the nearest 10: ______
- Estimate 54 − 25 by rounding each number to the nearest 10: ______
- Estimate 68 + 55 by rounding each number to the nearest 10: ______
- Estimate 88 + 69 by rounding each number to the nearest 10: ______
- Estimate 80 + 48 by rounding each number to the nearest 10: ______
- Estimate 44 − 38 by rounding each number to the nearest 10: ______
- Estimate 23 − 57 by rounding each number to the nearest 10: ______
- Estimate 43 + 51 by rounding each number to the nearest 10: ______
- Estimate 67 + 56 by rounding each number to the nearest 10: ______
- Estimate 81 + 55 by rounding each number to the nearest 10: ______
- Estimate 86 + 45 by rounding each number to the nearest 10: ______
- Estimate 60 − 63 by rounding each number to the nearest 10: ______
- Estimate 67 − 52 by rounding each number to the nearest 10: ______
- Estimate 21 + 52 by rounding each number to the nearest 10: ______
- Estimate 76 − 36 by rounding each number to the nearest 10: ______
- Estimate 61 + 67 by rounding each number to the nearest 10: ______
- Estimate 30 + 73 by rounding each number to the nearest 10: ______