How many ounces is 70 grams tomato paste?

0.5 oz is around 14 grams. If you work out on that then you will find that it will be about 28 Grams in 1 oz. If you divide 70 by 28 then you will get the amount of oz in 70 grams. Which will be ~2.5.
70 Grams = 2.5 oz .