Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 − 30 by rounding each number to the nearest 10: ______
- Estimate 23 − 31 by rounding each number to the nearest 10: ______
- Estimate 73 + 80 by rounding each number to the nearest 10: ______
- Estimate 62 + 58 by rounding each number to the nearest 10: ______
- Estimate 38 − 63 by rounding each number to the nearest 10: ______
- Estimate 28 + 44 by rounding each number to the nearest 10: ______
- Estimate 89 + 64 by rounding each number to the nearest 10: ______
- Estimate 33 − 34 by rounding each number to the nearest 10: ______
- Estimate 36 − 84 by rounding each number to the nearest 10: ______
- Estimate 46 + 50 by rounding each number to the nearest 10: ______
- Estimate 47 − 66 by rounding each number to the nearest 10: ______
- Estimate 75 − 54 by rounding each number to the nearest 10: ______
- Estimate 64 − 64 by rounding each number to the nearest 10: ______
- Estimate 74 + 37 by rounding each number to the nearest 10: ______
- Estimate 61 + 31 by rounding each number to the nearest 10: ______
- Estimate 55 − 25 by rounding each number to the nearest 10: ______
- Estimate 77 + 66 by rounding each number to the nearest 10: ______
- Estimate 62 − 42 by rounding each number to the nearest 10: ______
- Estimate 69 + 60 by rounding each number to the nearest 10: ______
- Estimate 44 − 83 by rounding each number to the nearest 10: ______